Plexin-A3 (Plexin-4) (Semaphorin receptor SEX)
1_MPSVC 6_ LLLLL 11_ FLAVG 16_ GALGN 21_ RPFRA 26_ FVVTD 31_ TTLTH 36_ LAVHR 41_ VTGEV 46_ FVGAV 51_ NRVFK 56_ LAPNL 61_ TELRA 66_ HVTGP 71_ VEDNA 76_ RCYPP 81_ PSMRV 86_ CAHRL 91_ APVDN 96_ INKLL 101_ LIDYA 106_ ARRLV 111_ ACGSI 116_ WQGIC 121_ QFLRL 126_ DDLFK 131_ LGEPH 136_ HRKEH 141_ YLSGA 146_ QEPDS 151_ MAGVI 156_ VEQGQ 161_ GPSKL 166_ FVGTA 171_ VDGKS 176_ EYFPT 181_ LSSRK 186_ LISDE 191_ DSADM 196_ FSLVY 201_ QDEFV 206_ SSQIK 211_ IPSDT 216_ LSLYP 221_ AFDIY 226_ YIYGF 231_ VSASF 236_ VYFLT 241_ LQLDT 246_ QQTLL 251_ DTAGE 256_ KFFTS 261_ KIVRM 266_ CAGDS 271_ EFYSY 276_ VEFPI 281_ GCSWR 286_ GVEYR 291_ LVQSA 296_ HLAKP 301_ GLLLA 306_ QALGV 311_ PADED 316_ VLFTI 321_ FSQGQ 326_ KNRAS 331_ PPRQT 336_ ILCLF 341_ TLSNI 346_ NAHIR 351_ RRIQS 356_ CYRGE 361_ GTLAL 366_ PWLLN 371_ KELPC 376_ INTPM 381_ QINGN 386_ FCGLV 391_ LNQPL 396_ GGLHV 401_ IEGLP 406_ LLADS 411_ TDGMA 416_ SVAAY 421_ TYRQH 426_ SVVFI 431_ GTRSG 436_ SLKKV 441_ RVDGF 446_ QDAHL 451_ YETVP 456_ VVDGS 461_ PILRD 466_ LLFSP 471_ DHRHI 476_ YLLSE 481_ KQVSQ 486_ LPVET 491_ CEQYQ 496_ SCAAC 501_ LGSGD 506_ PHCGW 511_ CVLRH 516_ RCCRE 521_ GACLG 526_ ASAPH 531_ GFAEE 536_ LSKCV 541_ QVRVR 546_ PNNVS 551_ VTSPG 556_ VQLTV 561_ TLHNV 566_ PDLSA 571_ GVSCA 576_ FEAAA 581_ ENEAV 586_ LLPSG 591_ ELLCP 596_ SPSLQ 601_ ELRAL 606_ TRGHG 611_ ATRTV 616_ RLQLL 621_ SKETG 626_ VRFAG 631_ ADFVF 636_ YNCSV 641_ LQSCM 646_ SCVGS 651_ PYPCH 656_ WCKYR 661_ HTCTS 666_ RPHEC 671_ SFQEG 676_ RVHSP 681_ EGCPE 686_ ILPSG 691_ DLLIP 696_ VGVMQ 701_ PLTLR 706_ AKNLP 711_ QPQSG 716_ QKNYE 721_ CVVRV 726_ QGRQQ 731_ RVPAV 736_ RFNSS 741_ SVQCQ 746_ NASYS 751_ YEGDE 756_ HGDTE 761_ LDFSV 766_ VWDGD 771_ FPIDK 776_ PPSFR 781_ ALLYK 786_ CWAQR 791_ PSCGL 796_ CLKAD 801_ PRFNC 806_ GWCIS 811_ EHRCQ 816_ LRTHC 821_ PAPKT 826_ NWMHL 831_ SQKGT 836_ RCSHP 841_ RITQI 846_ HPLVG 851_ PKEGG 856_ TRVTI 861_ VGENL 866_ GLLSR 871_ EVGLR 876_ VAGVR 881_ CNSIP 886_ AEYIS 891_ AERIV 896_ CEMEE 901_ SLVPS 906_ PPPGP 911_ VELCV 916_ GDCSA 921_ DFRTQ 926_ SEQVY 931_ SFVTP 936_ TFDQV 941_ SPSRG 946_ PASGG 951_ TRLTI 956_ SGSSL 961_ DAGSR 966_ VTVTV 971_ RDSEC 976_ QFVRR 981_ DAKAI 986_ VCISP 991_ LSTLG 996_ PSQAP 1001_ ITLAI 1006_ DRANI 1011_ SSPGL 1016_ IYTYT 1021_ QDPTV 1026_ TRLEP 1031_ TWSII 1036_ NGSTA 1041_ ITVSG 1046_ THLLT 1051_ VQEPR 1056_ VRAKY 1061_ RGIET 1066_ TNTCQ 1071_ VINDT 1076_ AMLCK 1081_ APGIF 1086_ LGRPQ 1091_ PRAQG 1096_ EHPDE 1101_ FGFLL 1106_ DHVQT 1111_ ARSLN 1116_ RSSFT 1121_ YYPDP 1126_ SFEPL 1131_ GPSGV 1136_ LDVKP 1141_ GSHVV 1146_ LKGKN 1151_ LIPAA 1156_ AGSSR 1161_ LNYTV 1166_ LIGGQ 1171_ PCSLT 1176_ VSDTQ 1181_ LLCDS 1186_ PSQTG 1191_ RQPVM 1196_ VLVGG 1201_ LEFWL 1206_ GTLHI 1211_ SAERA 1216_ LTLPA 1221_ MMGLA 1226_ AGGGL 1231_ LLLAI 1236_ TAVLV 1241_ AYKRK 1246_ TQDAD 1251_ RTLKR 1256_ LQLQM 1261_ DNLES 1266_ RVALE 1271_ CKEAF 1276_ AELQT 1281_ DINEL 1286_ TNHMD 1291_ EVQIP 1296_ FLDYR 1301_ TYAVR 1306_ VLFPG 1311_ IEAHP 1316_ VLKEL 1321_ DTPPN 1326_ VEKAL 1331_ RLFGQ 1336_ LLHSR 1341_ AFVLT 1346_ FIHTL 1351_ EAQSS 1356_ FSMRD 1361_ RGTVA 1366_ SLTMV 1371_ ALQSR 1376_ LDYAT 1381_ GLLKQ 1386_ LLADL 1391_ IEKNL 1396_ ESKNH 1401_ PKLLL 1406_ RRTES 1411_ VAEKM 1416_ LTNWF 1421_ TFLLH 1426_ KFLKE 1431_ CAGEP 1436_ LFLLY 1441_ CAIKQ 1446_ QMEKG 1451_ PIDAI 1456_ TGEAR 1461_ YSLSE 1466_ DKLIR 1471_ QQIDY 1476_ KTLTL 1481_ HCVCP 1486_ ENEGS 1491_ AQVPV 1496_ KVLNC 1501_ DSITQ 1506_ AKDKL 1511_ LDTVY 1516_ KGIPY 1521_ SQRPK 1526_ AEDMD 1531_ LEWRQ 1536_ GRMTR 1541_ IILQD 1546_ EDVTT 1551_ KIECD 1556_ WKRLN 1561_ SLAHY 1566_ QVTDG 1571_ SLVAL 1576_ VPKQV 1581_ SAYNM 1586_ ANSFT 1591_ FTRSL 1596_ SRYES 1601_ LLRTA 1606_ SSPDS 1611_ LRSRA 1616_ PMITP 1621_ DQETG 1626_ TKLWH 1631_ LVKNH 1636_ DHADH 1641_ REGDR 1646_ GSKMV 1651_ SEIYL 1656_ TRLLA 1661_ TKGTL 1666_ QKFVD 1671_ DLFET 1676_ VFSTA 1681_ HRGSA 1686_ LPLAI 1691_ KYMFD 1696_ FLDEQ 1701_ ADQRQ 1706_ ISDPD 1711_ VRHTW 1716_ KSNCL 1721_ PLRFW 1726_ VNVIK 1731_ NPQFV 1736_ FDIHK 1741_ NSITD 1746_ ACLSV 1751_ VAQTF 1756_ MDSCS 1761_ TSEHR 1766_ LGKDS 1771_ PSNKL 1776_ LYAKD 1781_ IPNYK 1786_ SWVER 1791_ YYRDI 1796_ AKMAS 1801_ ISDQD 1806_ MDAYL 1811_ VEQSR 1816_ LHASD 1821_ FSVLS 1826_ ALNEL 1831_ YFYVT 1836_ KYRQE 1841_ ILTAL 1846_ DRDAS 1851_ CRKHK 1856_ LRQKL 1861_ EQIIS 1866_LVSSD
1: Coreceptor for SEMA3A and SEMA3F. Necessary for signaling by class 3 semaphorins and subsequent remodeling of the cytoskeleton. Plays a role in axon guidance in the developing nervous system. Regulates the migration of sympathetic neurons, but not of neural crest precursors. Required for normal dendrite spine morphology in pyramidal neurons. May play a role in regulating semaphorin-mediated programmed cell death in the developing nervous system. Class 3 semaphorins bind to a complex composed of a neuropilin and a plexin. The plexin modulates the affinity of the complex for specific semaphorins, and its cytoplasmic domain is required for the activation of down-stream signaling events in the cytoplasm